Heat Advisory — Hancock, KY, Breckinridge, KY, Meade, KY, Ohio, KY, Grayson, KY, Hardin, KY, Bullitt, KY, Jefferson, KY, Oldham, KY, Trimble, KY, Henry, KY, Shelby, KY, Franklin, KY, Scott, KY, Harrison, KY, Spencer, KY, Anderson, KY, Woodford, KY, Fayette, KY, Bourbon, KY, Nicholas, KY, Nelson, KY, Washington, KY, Mercer, KY, Jessamine, KY, Clark, KY, Larue, KY, Marion, KY, Boyle, KY, Garrard, KY, Madison, KY, Butler, KY, Edmonson, KY, Hart, KY, Green, KY, Taylor, KY, Casey, KY, Lincoln, KY, Logan, KY, Warren, KY, Simpson, KY, Allen, KY, Barren, KY, Monroe, KY, Metcalfe, KY, Adair, KY, Russell, KY, Cumberland, KY, Clinton, KY 8:00 PM Excessive Heat Warning — Hancock, KY, Breckinridge, KY, Meade, KY, Ohio, KY, Grayson, KY, Hardin, KY, Bullitt, KY, Jefferson, KY, Oldham, KY, Trimble, KY, Henry, KY, Shelby, KY, Franklin, KY, Scott, KY, Harrison, KY, Spencer, KY, Anderson, KY, Woodford, KY, Fayette, KY, Bourbon, KY, Nicholas, KY, Nelson, KY, Washington, KY, Mercer, KY, Jessamine, KY, Clark, KY, Larue, KY, Marion, KY, Boyle, KY, Garrard, KY, Madison, KY, Butler, KY, Edmonson, KY, Hart, KY, Green, KY, Taylor, KY, Casey, KY, Lincoln, KY, Logan, KY, Warren, KY, Simpson, KY, Allen, KY, Barren, KY, Monroe, KY, Metcalfe, KY, Adair, KY, Russell, KY, Cumberland, KY, Clinton, KY 8:00 PM

Mercer County, Kentucky, United States

Last updated: 4:24 PM CDT  ·  Refresh
32°C
Feels like 39°
Clear
▲ 33°  /  ▼ 22°
Wind
6 mph SW
Humidity
65%
Dew Point
23°
Pressure
29.18 inHg
Visibility
10 mi
UV Index
7.3
Cloud Cover
1%
Sunrise
6:20 AM
Sunset
9:05 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Mercer County is currently clear at 32°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3689 J/kg) — isolated convective development possible. Sunrise: 6:20AM · Sunset: 9:05PM.

Alerts

Heat Advisory
Hancock, KY, Breckinridge, KY, Meade, KY, Ohio, KY, Grayson, KY, Hardin, KY, Bullitt, KY, Jefferson, KY, Oldham, KY, Trimble, KY, Henry, KY, Shelby, KY, Franklin, KY, Scott, KY, Harrison, KY, Spencer, KY, Anderson, KY, Woodford, KY, Fayette, KY, Bourbon, KY, Nicholas, KY, Nelson, KY, Washington, KY, Mercer, KY, Jessamine, KY, Clark, KY, Larue, KY, Marion, KY, Boyle, KY, Garrard, KY, Madison, KY, Butler, KY, Edmonson, KY, Hart, KY, Green, KY, Taylor, KY, Casey, KY, Lincoln, KY, Logan, KY, Warren, KY, Simpson, KY, Allen, KY, Barren, KY, Monroe, KY, Metcalfe, KY, Adair, KY, Russell, KY, Cumberland, KY, Clinton, KY
Expires 8:00 PM
Excessive Heat Warning
Hancock, KY, Breckinridge, KY, Meade, KY, Ohio, KY, Grayson, KY, Hardin, KY, Bullitt, KY, Jefferson, KY, Oldham, KY, Trimble, KY, Henry, KY, Shelby, KY, Franklin, KY, Scott, KY, Harrison, KY, Spencer, KY, Anderson, KY, Woodford, KY, Fayette, KY, Bourbon, KY, Nicholas, KY, Nelson, KY, Washington, KY, Mercer, KY, Jessamine, KY, Clark, KY, Larue, KY, Marion, KY, Boyle, KY, Garrard, KY, Madison, KY, Butler, KY, Edmonson, KY, Hart, KY, Green, KY, Taylor, KY, Casey, KY, Lincoln, KY, Logan, KY, Warren, KY, Simpson, KY, Allen, KY, Barren, KY, Monroe, KY, Metcalfe, KY, Adair, KY, Russell, KY, Cumberland, KY, Clinton, KY
Expires 8:00 PM
48 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
3%
6 PM
33°
23%
7 PM
32°
23%
8 PM
31°
23%
9 PM
29°
23%
10 PM
27°
23%
11 PM
26°
23%
12 AM
26°
16%
1 AM
25°
16%
2 AM
24°
3%
3 AM
23°
3%
4 AM
23°
7%
5 AM
23°
6%
6 AM
22°
7%
7 AM
23°
17%
8 AM
24°
17%
9 AM
26°
17%
10 AM
28°
3%
11 AM
29°
3%
12 PM
30°
3%
1 PM
31°
3%
2 PM
31°
3%
3 PM
32°
3%
4 PM
32°
3%
7-Day Forecast
Today
33° 22°
Clear with a 23% chance of rain.
Wed
34° 22°
Mostly Clear.
Thu
35° 23°
Partly Cloudy.
Fri
33° 22°
Clear with a 71% chance of rain.
Sat
32° 22°
Drizzle, 60% chance.
Sun
30° 22°
Rain, 81% chance.
Mon
30° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 32° Clear 3% 6 mph SW 65%
6 PM 33° Clear 23% 6 mph SW 67%
7 PM 32° Clear 23% 5 mph SW 73%
8 PM 31° Clear 23% 4 mph SW 78%
9 PM 29° Clear 23% 4 mph SW 82%
10 PM 27° Clear 23% 4 mph SW 86%
11 PM 26° Clear 23% 4 mph SW 88%
12 AM 26° Mostly Clear 16% 4 mph SW 90%
1 AM 25° Clear 16% 4 mph SSW 92%
2 AM 24° Clear 3% 4 mph SSW 93%
3 AM 23° Clear 3% 4 mph SSW 94%
4 AM 23° Clear 7% 4 mph S 95%
5 AM 23° Mostly Clear 6% 3 mph S 95%
6 AM 22° Mostly Clear 7% 3 mph SSE 94%
7 AM 23° Haze 17% 2 mph SSE 94%
8 AM 24° Partly Cloudy 17% 1 mph SE 90%
9 AM 26° Mostly Clear 17% 2 mph SSE 83%
10 AM 28° Clear 3% 2 mph SSE 78%
11 AM 29° Clear 3% 2 mph SSE 73%
12 PM 30° Clear 3% 2 mph SSE 70%
1 PM 31° Clear 3% 2 mph S 66%
2 PM 31° Clear 3% 2 mph S 64%
3 PM 32° Clear 3% 2 mph SSW 64%
4 PM 32° Clear 3% 3 mph SW 63%
15-Day Forecast
Today
6/30
Clear
23%
22°
33°
Wed
7/1
Mostly Clear
17%
22°
34°
Thu
7/2
Partly Cloudy
16%
23°
35°
Fri
7/3
Clear
71%
22°
33°
Sat
7/4
Drizzle
60%
22°
32°
Sun
7/5
Rain
81%
22°
30°
Mon
7/6
Clear
19%
22°
30°
Tue
7/7
Drizzle
60%
21°
29°
Wed
7/8
Drizzle
60%
21°
29°
Thu
7/9
Drizzle
60%
20°
31°
Fri
7/10
Drizzle
60%
20°
28°
Sat
7/11
Drizzle
60%
19°
28°
Sun
7/12
Drizzle
60%
19°
28°
Mon
7/13
Drizzle
60%
19°
28°
Tue
7/14
Drizzle
60%
19°
28°
48
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
48 AQI 8.6 µg/m³
O3
Ground-level ozone
34 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 48 Good 34 48
Thu 52 Moderate 36 52
Fri 49 Good 44 49
About the Air Quality Index
0–50 Good
51–100 Moderate
101–150 Unhealthy for Sensitive Groups
151–200 Unhealthy
201–300 Very Unhealthy
301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Tue Jun 30, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3627 J/kg
MLCAPE2129 J/kg
MUCAPE3627 J/kg
SBCIN-99 J/kg
MLCIN0 J/kg
Lifted Index-8.7
Kinematics
0–6 km Shear2 kt
0–1 km Shear3 kt
Eff. Shear2 kt
0–1 km SRH11
0–3 km SRH-23
Eff. SRH-23
Storm Motion258° @ 20 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index11.7
Thermo & Levels
PWAT1.17 in
0–3 km LR6.3 °C/km
700–500 LR7.7 °C/km
Total Totals42.5
LCL869 hPa
LFC720 hPa
EL144 hPa
Freezing Lvl14,872 ft